Quick Search By VehicleOEM InformationCollision Repair NewsOEM Calibration Requirements SearchOEM Partial Part Replacement SearchOEM Restraints System Part Replacement SearchOEM Hybrid And Electric Vehicle Disable SearchOEM Glass ReplacementI-CAR Best PracticesI-CAR 360 VideosAsk I-CAR Submit a new collision repair question here! Follow us on @Ask_ICAR for daily updates. Home / Ask I-CAR / Is there a procedure for replacing the trunk floor and rear rails (as an assembly)? Ask I-CAR 2011 Mercury Mariner Print Request Is there a procedure for replacing the trunk floor and rear rails (as an assembly)? Response Ford does not have a specific procedure for replacing the trunk floor and rear rails as an assembly.